A/C STUD ADAPTER,1/4IN.TO 5/16IN.

Air Cleaner Stud Adapter; Holley H.P. Series/DEMON/Carbs w/5/16 in. -18 Air Clnr Mnt; L-5/16 in.; 5/16 in. -18 Male Thrd To Carb; 0.25 in. -20 Female Thrd To Air Clnr Std;

-Allows Moroso and other air cleaners with 1/4in stud and wing nut to be used on carburetors with a 5/16in mounting hole
-One end of the adapter features a 5/16in -18 male thread that screws into the carburetor, the other end features a 1/4in -20 female thread that accepts a standard air cleaner mounting stud
-Clear zinc plating resists corrosion
-Overall length: 7/8in
-One per pack.